linux-kernel - RE: [PATCH v7 1/2] can: xilinx CAN controller support

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Message-ID: <bbe8aafc-8fce-4065-91b3-c051ad5c150f@CH1EHSMHS043.ehs.local>
Date:	Tue, 22 Apr 2014 10:06:14 +0000
From:	Appana Durga Kedareswara Rao <appana.durga.rao@...inx.com>
To:	Marc Kleine-Budde <mkl@...gutronix.de>,
	"monstr@...str.eu" <monstr@...str.eu>
CC:	"wg@...ndegger.com" <wg@...ndegger.com>,
	Michal Simek <michals@...inx.com>,
	"grant.likely@...aro.org" <grant.likely@...aro.org>,
	"robh+dt@...nel.org" <robh+dt@...nel.org>,
	"linux-can@...r.kernel.org" <linux-can@...r.kernel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>
Subject: RE: [PATCH v7 1/2] can: xilinx CAN controller support

Hi Marc,


> -----Original Message-----
> From: Marc Kleine-Budde [mailto:mkl@...gutronix.de]
> Sent: Tuesday, April 22, 2014 2:29 PM
> To: Appana Durga Kedareswara Rao; monstr@...str.eu
> Cc: wg@...ndegger.com; Michal Simek; grant.likely@...aro.org;
> robh+dt@...nel.org; linux-can@...r.kernel.org; netdev@...r.kernel.org;
> linux-arm-kernel@...ts.infradead.org; linux-kernel@...r.kernel.org;
> devicetree@...r.kernel.org
> Subject: Re: [PATCH v7 1/2] can: xilinx CAN controller support
>
> On 04/22/2014 09:56 AM, Appana Durga Kedareswara Rao wrote:
> > Hi Marc,
> >
> >> -----Original Message-----
> >> From: Michal Simek [mailto:monstr@...str.eu]
> >> Sent: Monday, April 07, 2014 12:27 PM
> >> To: Appana Durga Kedareswara Rao
> >> Cc: wg@...ndegger.com; mkl@...gutronix.de; Michal Simek;
> >> grant.likely@...aro.org; robh+dt@...nel.org;
> >> linux-can@...r.kernel.org; netdev@...r.kernel.org;
> >> linux-arm-kernel@...ts.infradead.org; linux- kernel@...r.kernel.org;
> >> devicetree@...r.kernel.org; Appana Durga Kedareswara Rao
> >> Subject: Re: [PATCH v7 1/2] can: xilinx CAN controller support
> >>
> >> On 04/02/2014 03:13 PM, Kedareswara rao Appana wrote:
> >>> This patch adds xilinx CAN controller support.
> >>> This driver supports both ZYNQ CANPS and Soft IP AXI CAN controller.
> >>>
> >>> Signed-off-by: Kedareswara rao Appana <appanad@...inx.com>
> >>> ---
> >>> Changes for v7:
> >>> - Updated the driver with review comments.
> >>> - Moved the driver bindings doc as a separte patch.
> >>> Changes for v6:
> >>> - Updated the driver with review comments.
> >>> - Used the clock names specified in the data sheet.
> >>> - Updated the devicetree bindings doc as per Rob suggestion.
> >>> Changes for v5:
> >>> - Updated the driver with the review comments.
> >>> - Remove the check for the tx fifo full interrupt condition
> >>>   form Tx interrupt routine as we are checking it in the _xmit
> >>>   routine.
> >>> - Clearing the txok interrupt in the tx interrupt routine for
> >>>   every Tx can frame.
> >>> Changes for v4:
> >>> - Added check for the tx fifo full interrupt condition in Tx
> >>> interrupt routine.
> >>> - Added be iohelper functions.
> >>> - Moved the clock enable/disable to probe/remove because of
> >>>   Added big endian support for AXI CAN controller case(reading
> >>>   a register during probe for that we need to enable clock).
> >>> Changes for v3:
> >>> - Updated the driver with the review comments.
> >>> - Modified the tranmit logic as per Marc suggestion.
> >>> - Enabling the clock when the interface is up to reduce the
> >>>   Power consumption.
> >>> Changes for v2:
> >>> - Updated with the review comments.
> >>> - Removed the unnecessary debug prints.
> >>> - include tx,rx fifo depths in ZYNQ CANPS case also
> >>> ---
> >>>  drivers/net/can/Kconfig      |    7 +
> >>>  drivers/net/can/Makefile     |    1 +
> >>>  drivers/net/can/xilinx_can.c | 1176
> >>> ++++++++++++++++++++++++++++++++++++++++++
> >>>  3 files changed, 1184 insertions(+), 0 deletions(-)  create mode
> >>> 100644 drivers/net/can/xilinx_can.c
> >>
> >> Mark: Any update on this one?
> >> BTW: When you apply these patches you should apply 2/2 before 1/2.
> >> There is new checking for binding.
> >>
> >
> > Ping?
>
> Done, when you repost, can you change the order of the patches, so that the
> binding comes first.
>
Ok Sure.

Regards,
Kedar.

> Marc
>
> --
> Pengutronix e.K.                  | Marc Kleine-Budde           |
> Industrial Linux Solutions        | Phone: +49-231-2826-924     |
> Vertretung West/Dortmund          | Fax:   +49-5121-206917-5555 |
> Amtsgericht Hildesheim, HRA 2686  | http://www.pengutronix.de   |



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